//Use
RSItem food = edible();
if (food != null) {
     food.doAction("Eat ");
}


private RSItem edible() {
        RSItem[] is = inventory.getItems();
        for (RSItem i : is) {
            if (i.getComponent().getActions() == null || i.getComponent().getActions()[0] == null) {
                continue;
            }
            if (i.getComponent().getActions()[0].contains("Eat")) {
                return i;
            }
        }
        return null;
    }